import { APIClient } from "./ApiClient";

export interface ServerConfig {
  auth_disabled: boolean;
  local_auth_enabled: boolean;
  oidc_auth_enabled: boolean;
  iso_mimetypes: string[];
  iso_max_size: number;
}

let config: ServerConfig | null = null;

export interface ServerSystemInfo {
  hypervisor: HypervisorInfo;
  system: SystemInfo;
}

interface HypervisorInfo {
  type: string;
  hyp_version: number;
  lib_version: number;
  capabilities: string;
  free_memory: number;
  hostname: string;
  node: {
    cpu_model: string;
    memory_size: number;
    number_of_active_cpus: number;
    cpu_frequency_mhz: number;
    number_of_numa_cell: number;
    number_of_cpu_socket_per_node: number;
    number_of_core_per_sockets: number;
    number_of_threads_per_sockets: number;
  };
}

interface SystemInfo {
  IS_SUPPORTED: boolean;
  SUPPORTED_SIGNALS: string[];
  MINIMUM_CPU_UPDATE_INTERVAL: {
    secs: number;
    nanos: number;
  };
  global_cpu_info: GlobalCPUInfo;
  cpus: CpuCore[];
  physical_core_count: number;
  total_memory: number;
  free_memory: number;
  available_memory: number;
  used_memory: number;
  total_swap: number;
  free_swap: number;
  used_swap: number;
  components: SysComponent;
  users: [];
  disks: DiskInfo[];
  networks: [];
  uptime: number;
  boot_time: number;
  load_average: SysLoadAverage;
  name: string;
  kernel_version: string;
  os_version: string;
  long_os_version: string;
  distribution_id: string;
  host_name: string;
}

interface GlobalCPUInfo {
  cpu_usage: number;
  name: string;
  vendor_id: string;
  brand: string;
  frequency: number;
}

interface CpuCore {
  cpu_usage: number;
  name: string;
  vendor_id: string;
  brand: string;
  frequency: number;
}

interface SysComponent {
  temperature: number;
  max: number;
  critical: number;
  label: string;
}

interface DiskInfo {
  DiskKind: "HDD" | "SSD";
  name: string;
  file_system: number[];
  mount_point: string;
  total_space: number;
  available_space: number;
  is_removable: boolean;
}

interface SysLoadAverage {
  one: number;
  five: number;
  fifteen: number;
}

export class ServerApi {
  /**
   * Get server configuration
   */
  static async LoadConfig(): Promise<void> {
    config = (
      await APIClient.exec({
        uri: "/server/static_config",
        method: "GET",
      })
    ).data;
  }

  /**
   * Get cached configuration
   */
  static get Config(): ServerConfig {
    if (config === null) throw new Error("Missing configuration!");
    return config;
  }

  /**
   * Get server information
   */
  static async SystemInfo(): Promise<ServerSystemInfo> {
    return (
      await APIClient.exec({
        method: "GET",
        uri: "/server/info",
      })
    ).data;
  }
}